{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003533},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007295","487:4870002997","494:4940008313","487:4870003675","490:4900000655","490:4900000588","490:4900000411","494:4940008589","490:4900000496","494:4940007697","490:4900000810","494:4940008581","490:4900000569","490:4900000808","487:4870002203","496:4960008275","494:4940008870","487:4870003674","494:4940008422","487:4870002541","487:4870003121","494:4940007886","494:4940007824","496:4960008764","494:4940005116"],"twin_admin_codes":[494,487,494,487,490,490,490,494,490,494,490,494,490,490,487,496,494,487,494,487,487,494,494,496,494],"twin_sims":[0.4979860608106174,0.46699460106787155,0.4601788686396884,0.4577825774993369,0.44274581113026307,0.4355781438842495,0.4276049947140969,0.4166025458730546,0.3993781188212235,0.3959835429461962,0.39572008200031955,0.39056725819284427,0.3856899167136168,0.382776911053457,0.3803252546958583,0.37307077395832,0.37304070080164026,0.37213400250781864,0.3705736441366617,0.36460574463235895,0.3632899547937058,0.3622899961983838,0.3596634056415289,0.3590192537649014,0.35311075788017565],"twin_dists":[0.15336007009728614,0.16027138804706634,0.16181131330727586,0.16235463421658533,0.16578817494209058,0.16744050975592048,0.16929132386433493,0.17186891479990618,0.1759640326151299,0.1767803725709225,0.17684386461210067,0.17808961474987176,0.1792758704953118,0.179987760200527,0.1805889179562218,0.18237884798232626,0.18238630335986952,0.1826112205632106,0.18299892123026854,0.18448931819211864,0.18481956283379242,0.18507094329452084,0.1857329289067235,0.1858956522291066,0.1873952950746766],"n_dims_used":43,"mean_confidence":0.9139967630075854},"coverage":{"mean_confidence":0.9139967630075854,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}